/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundFrontendQuery.h
A FFrontendQuerySelection holds a map of keys to partitions.
typedef [TSortedMap](API\Runtime\Core\Containers\TSortedMap)< [FFrontendQueryKey](API\Plugins\MetasoundFrontend\FFrontendQueryKey), [FFrontendQueryPartition](API\Plugins\MetasoundFrontend\FFrontendQueryPartition) > FFrontendQuerySelection